Reprint: Originally published: New York : Random House, c1995
"First Scholatic printing, September 1996"--Verso t.p
"A First stepping stone book."
Eight-year-old Jack, his seven-year-old sister, Annie, and Peanut the mouse ride in a tree house to the Amazon rain forests, where they encounter giant ants, flesh-eating piranhas, hungry crocodiles, and wild jaguars